245/60R15 Tire Size in Inches

26.6" tall, 9.6" wide, 5.8" sidewall

Diameter26.6"675 mm
Overall diameter26.6"675 mm
Section width9.6"245 mm
Sidewall height5.8"147 mm
Circumference83.5"2121 mm
Revolutions per mile759472 per km
Wheel diameter15"≈ 26.6x9.6R15 in inches

A 245/60R15 tire is 26.6 inches (675 mm) tall and 9.6 inches wide. The sidewall is 60% of the width, 5.8 inches, on a 15-inch wheel, and the tire turns about 759 times per mile.

In flotation terms that is about 26.6x9.6R15. People often call it a 27-inch tire.

The size most often compared with it is 255/60R15, which is 0.5" taller (+1.8%). At an indicated 60 mph you would be doing 61.1 mph on it.

245/60R15
255/60R15
Diameter difference+1.78%diameter 26.57" → 27.05"
CurrentNew
CurrentNewDifference

Speedometer

ShowsActual speed

Gear ratio to match

–enter your current axle ratio

Sizes near 245/60R15

Same 15" wheel, within 20 mm of width and 10 points of aspect ratio.

SizeDiameterWidthSidewallvs 245/60R15
235/65R1527.0"9.3"6.0"+1.7%
255/60R1527.0"10.0"6.0"+1.8%compare
235/60R1526.1"9.3"5.6"−1.8%
255/55R1526.0"10.0"5.5"−2.0%
225/70R1527.4"8.9"6.2"+3.1%
225/60R1525.6"8.9"5.3"−3.6%
245/55R1525.6"9.6"5.3"−3.6%
265/50R1525.4"10.4"5.2"−4.3%
235/70R1528.0"9.3"6.5"+5.2%
255/65R1528.1"10.0"6.5"+5.6%

Same height on a different wheel

Sizes within 2% of 26.6" on 17" or 14" wheels.

SizeDiameterWidthSidewallvs 245/60R15
305/40R1726.6"12.0"4.8"+0.1%
205/60R1726.7"8.1"4.8"+0.4%
215/75R1426.7"8.5"6.3"+0.5%
295/40R1726.3"11.6"4.6"−1.1%
255/65R1427.1"10.0"6.5"+1.8%
285/45R1727.1"11.2"5.0"+2.0%

Speedometer with a different size

Actual speed when the speedometer is calibrated for 245/60R15.

Speedometer showson 255/60R15on 235/65R15on 235/60R15
30 mph30.5 mph30.5 mph29.5 mph
45 mph45.8 mph45.8 mph44.2 mph
60 mph61.1 mph61.0 mph58.9 mph
70 mph71.2 mph71.2 mph68.8 mph

245/60R15 comparisons

245/60R15 FAQ

How tall is a 245/60R15 tire?

26.6 inches (675 mm). The sidewall is 5.8 inches.

How wide is a 245/60R15 tire?

9.6 inches (245 mm) section width, measured sidewall to sidewall.

What is 245/60R15 in flotation size?

About 26.6x9.6R15.

Can I use 255/60R15 instead of 245/60R15?

255/60R15 is +1.8% in diameter, within the common 3% guideline. It is 0.4" wider.